Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 111054 STG 5 600 SSGR 20 found under Gasket by A W Chesterton Company. The National Stock Number assigned to this part is 5330015114352, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 111054 STG 5 600 SSGR 20.